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Why Increasing Antarctic Sea Ice Doesn't Mean Climate Change Isn't Happening

Antarctic sea ice reached a record high this year, topping 20 million square kilometers (nearly 8 million square miles) in September - a milestone it hadn't touched since 1...

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How is Today’s Warming Different from the Past?

Earth has experienced climate change in the past without help from humanity. We know about past climates because of evidence left in tree rings, layers of ice in glaciers, ...

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